[PDF][PDF] 基于双向流固耦合的超空泡射弹入水研究

郝常乐, 党建军, 陈长盛, 黄闯 - 力学学报, 2022 - lxxb.cstam.org.cn
超空泡射弹通过超空泡减阻技术在水下高速长距离航行, 是对抗水下近距离威胁的有效手段.
为了扩大防御范围, 增加杀伤力, 超空泡射弹具有很高的发射速度. 高速超空泡射弹在入水时中 …

A study on the cavitating flow around an elliptical disk-shaped cavitator for non-body-of-revolution underwater vehicles

G Chen, T Sun, S Yang, Z Miao… - Engineering Applications of …, 2023 - Taylor & Francis
Supercavitation has been recently presented as an effective method for the drag reduction of
underwater vehicles. However, maintaining the supercavitating state requires a lot of …

Numerical study of the thermodynamics and supercavitating flow around an underwater high-speed projectile using a fully compressible multiphase flow model

VT Nguyen, WG Park - Ocean Engineering, 2022 - Elsevier
In this study, the thermodynamic behavior and supercavitating flow around projectiles of
high-subsonic to supersonic speeds were numerically analyzed using a fully compressible …

Numerical study of cavitator angle effect on ventilated supercavitating flow

VD Pham, BK Ahn, C Park, GD Kim… - … of Computational Fluid …, 2023 - Taylor & Francis
Despite decades of rigorous research into supercavitating flow, there is still a lack of in-
depth knowledge on the properties of ventilated supercavitation with cavitators of varying …

Investigation of oblique water entry of high-speed supercavitating projectiles using transient fluid-structure interaction simulation

C Hao, J Dang, C Huang, K Luo, K Qin - Ocean Engineering, 2024 - Elsevier
This study employs a fluid-structure interaction simulation to examine the structural
deformation of supercavitating projectiles during high-speed oblique water entry. A …

[HTML][HTML] Numerical study of hot-gas ventilated supercavitating flow

VD Pham, JW Hong, AK Hilo, BK Ahn - International Journal of Naval …, 2022 - Elsevier
This paper describes a numerical investigation of the characteristics of supercavitating flow
using hot gas. The numerical results are validated through an experimental study under the …

Numerical study on water entry process of supercavitating projectile by considering bidirectional fluid structure interaction effect

H Changle, D Jianjun, C Changsheng… - Chinese Journal of …, 2022 - lxxb.cstam.org.cn
Supercavitating projectiles travel underwater at high speed and long distances through the
supercavitation drag reduction technology, which is an effective means to counter close …

Experimental and numerical analysis of cavitator angle effects on artificial cavitation characteristics under low ventilation coefficients, with prediction using optimized …

HA Kamali, MR Erfanian, M Pasandidehfard - Ocean Engineering, 2024 - Elsevier
Artificial cavitation, a complex two-phase phenomenon, involves cavity formation by injecting
air into a low-pressure region behind the cavitator. Influenced by factors like cavitator shape …

Analyzing the influence of dimensions of the body behind the cavitator on ventilated cavitation

HA Kamali, M Pasandidehfard, E Kadivar - Physics of Fluids, 2024 - pubs.aip.org
Investigating the impact of various parameters on the characteristics of supercavitation is an
essential and continuously evolving matter. In the current study, the influence of the …

A Nonaxial-Type Swirling Cavitating Nozzle for Exploiting Natural Gas Hydrate

X Chen, Z He, G Liu, X Ao - SPE Journal, 2024 - onepetro.org
Natural gas hydrates (NGHs) have garnered widespread attention in the new energy sector,
owing to their efficient and clean combustion properties. NGHs are ice-like substances …